package com.whfz.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.whfz.reggie.common.R;
import com.whfz.reggie.dto.SetmealDto;
import com.whfz.reggie.pojo.Category;
import com.whfz.reggie.pojo.Setmeal;
import com.whfz.reggie.service.CategoryService;
import com.whfz.reggie.service.SetmealService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.stream.Collectors;

/**
 * <p>
 * 套餐 前端控制器
 * </p>
 *
 * @author lys
 * @since 2022-06-04
 */
@RestController
@Slf4j
@RequestMapping("/setmeal")
@Api(tags = "套餐相关接口")
public class SetmealController {
    @Autowired
    private SetmealService setmealService;
    @Autowired
    private CategoryService categoryService;

    @PostMapping
    @CacheEvict(value = "setmealCache",allEntries = true)
    public R<String> save(@RequestBody SetmealDto setmealDto){
        log.info("setmealDto {}",setmealDto);
        setmealService.saveSetmealWithDish(setmealDto);
        return R.success("添加成功");
    }

    /**
     * 分页查询套餐信息
     * @param page
     * @param pageSize
     * @param name
     * @return
     */
    @GetMapping("/page")
    @ApiOperation(value = "套餐分页查询接口")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "page",value = "页码",required = true),
            @ApiImplicitParam(name = "pageSize",value = "每页记录数",required = true),
            @ApiImplicitParam(name = "name",value = "套餐名称",required = false)
    })
    public R<Page> page(int page,int pageSize,String name){
        Page<Setmeal> pageInfo = new Page<>(page,pageSize);
        Page<SetmealDto> setmealDtoPage = new Page<>();

        LambdaQueryWrapper<Setmeal> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(name!=null,Setmeal::getName,name);
        queryWrapper.orderByDesc(Setmeal::getCreateTime);

        setmealService.page(pageInfo,queryWrapper);
        //对象拷贝
        BeanUtils.copyProperties(pageInfo,setmealDtoPage,"records");
        List<Setmeal> records = pageInfo.getRecords();
        List<SetmealDto> setmealDtoList =  records.stream().map((item) ->{
            SetmealDto setmealDto =new SetmealDto();
            BeanUtils.copyProperties(item,setmealDto);
            Long categoryId = item.getCategoryId();
            if (categoryId!= null){
                Category category = categoryService.getById(categoryId);
                setmealDto.setCategoryName(category.getName());
            }
            return setmealDto;
        }).collect(Collectors.toList());
        setmealDtoPage.setRecords(setmealDtoList);
        return R.success(setmealDtoPage);
    }

    /**
     * 根据ids删除套餐信息
     * @param ids
     * @return
     */
    @DeleteMapping
    @CacheEvict(value = "setmealCache",allEntries = true)
    @ApiOperation(value = "套餐删除接口")
    public R<String> delete(@RequestParam List<Long> ids){
        log.info("id {}",ids);
        setmealService.removeWithDish(ids);

        return R.success("套餐数据删除成功");

    }
    /**
     * 根据条件查询套餐数据
     * @param setmeal
     * @return
     */
    @GetMapping("/list")
    @ApiOperation(value = "套餐条件查询接口")
    @Cacheable(value = "setmealCache",key = "#setmeal.categoryId+'_'+#setmeal.status")
    public R<List<Setmeal>> list(Setmeal setmeal){
        LambdaQueryWrapper<Setmeal> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(setmeal.getCategoryId() != null,Setmeal::getCategoryId,setmeal.getCategoryId());
        queryWrapper.eq(setmeal.getStatus() != null,Setmeal::getStatus,setmeal.getStatus());
        queryWrapper.orderByDesc(Setmeal::getUpdateTime);

        List<Setmeal> list = setmealService.list(queryWrapper);

        return R.success(list);
    }

}

